Home / 62,418.94-93,637.30-20,285.48

Finding the Fourth Proportional to 62,418.94, 93,637.30 and 20,285.48

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Solution

The fourth proportional to 62,418.94, 93,637.30 and 20,285.48 is: 30,431.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,418.94 : 93,637.30 = 20,285.48 : x
  2. Step 2: Convert to fraction form
    62,418.94/93,637.30 = 20,285.48/x
  3. Step 3: Cross multiply
    62,418.94x = 93,637.30 × 20,285.48
  4. Step 4: Simplify right side
    62,418.94x = 1,899,477,271.11
  5. Step 5: Solve for x
    x = 1,899,477,271.11/62,418.94
  6. Step 6: Final answer
    x = 30,431.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.